<template>
    <div class="header">
        <!-- 折叠按钮 -->
        <div class="collapse-btn" @click="collapseChage">
            <i v-if="!collapse" class="el-icon-s-fold"></i>
            <i v-else class="el-icon-s-unfold"></i>
        </div>
        <div class="logo">Blog后台管理系统</div>
        <div class="header-right">
            <div class="header-user-con">
                <!-- 全屏显示 -->
<!--                <div class="btn-fullscreen" @click="handleFullScreen">-->
<!--                    <el-tooltip effect="dark" :content="fullscreen?`取消全屏`:`全屏`" placement="bottom">-->
<!--                        <i class="el-icon-rank"></i>-->
<!--                    </el-tooltip>-->
<!--                </div>-->
                <!-- 消息中心 -->
<!--                <div class="btn-bell">-->
<!--                    <el-tooltip-->
<!--                        effect="dark"-->
<!--                        :content="message?`有${message}条未读消息`:`消息中心`"-->
<!--                        placement="bottom"-->
<!--                    >-->
<!--                        <router-link to="/tabs">-->
<!--                            <i class="el-icon-bell"></i>-->
<!--                        </router-link>-->
<!--                    </el-tooltip>-->
<!--                    <span class="btn-bell-badge" v-if="message"></span>-->
<!--                </div>-->
                <!-- 用户头像 -->
<!--                <div class="user-avator">-->
<!--                    <img src="../../assets/img/img.jpg" />-->
<!--                </div>-->
                <!-- 用户名下拉菜单 -->
                <i class="el-icon-user"></i>
                <el-dropdown class="user-name" trigger="click" @command="handleCommand">
                    <span class="el-dropdown-link">
                        {{username}}
                        <i class="el-icon-caret-bottom"></i>
                    </span>
                    <el-dropdown-menu slot="dropdown">
                        <el-dropdown-item divided command="modifyPassword">修改密码</el-dropdown-item>
                        <el-dropdown-item divided command="loginOut">退出登录</el-dropdown-item>
                    </el-dropdown-menu>
                </el-dropdown>
            </div>
        </div>

        <!-- 与原始密码比较弹出框 -->
        <el-dialog title="原始密码" :visible.sync="oldPasswordToCompareModel" width="30%" :show-close="false" :close-on-click-modal="false">
            <el-form ref="form" :model="form" label-width="70px">
                <el-form-item label="原始密码" prop="oldPassword">
                    <el-input placeholder="请输入密码" v-model="form.oldPassword" show-password></el-input>
                </el-form-item>
            </el-form>
            <span slot="footer" class="dialog-footer">
                <el-button @click="closePasswordToCompare">取 消</el-button>
                <el-button type="primary" @click="passwordToCompare">确 定</el-button>
            </span>
        </el-dialog>

        <!-- 修改密码(原始密码)弹出框 -->
        <el-dialog title="修改密码" :visible.sync="modifyPasswordModel" width="30%" :show-close="false" :close-on-click-modal="false">
            <el-form ref="form" :model="form"  :rules="rules" :ref="form" label-width="70px">
                <el-form-item label="新密码" prop="newPassword">
                    <el-input placeholder="请输入新密码" v-model="form.newPassword" show-password></el-input>
                </el-form-item>
            </el-form>
            <el-form ref="form" :model="form" label-width="70px">
            <el-form-item label="确认密码" prop="password">
                <el-input placeholder="请确认密码" v-model="form.password" show-password></el-input>
            </el-form-item>
            </el-form>
            <span slot="footer" class="dialog-footer">
                <el-button @click="closeModifyPasswordModel">取 消</el-button>
                <el-button type="primary" @click="modifyPassword">确 定</el-button>
            </span>
        </el-dialog>
    </div>
</template>
<script>
import bus from '../common/bus';
import { modifyPassword , oldPasswordToCompare} from '../../service/api';
import { login } from '../../service/api';
export default {
    data() {
        return {
            collapse: false,
            fullscreen: false,
            username: 'linxin',
            nickname:'',
            message: 2,
            form:{
                oldPassword:'',
                password:'',
                newPassword:''
            },
            oldPasswordToCompareModel:false,
            modifyPasswordModel:false,
            rules: {
                newPassword: [{ required: true, message: '请输入新密码', trigger: 'blur' }],
                password: [{ required: true, message: '请确认密码', trigger: 'blur' }]
            }
        };
    },
    created() {
        this.username = this.$cookieStore.getCookie('username');
        this.nickname = this.$cookieStore.getCookie('nickname');
    },
    methods: {
        // 用户名下拉菜单选择事件
        handleCommand(command) {
            if (command === 'loginOut') {
               this.loginOut();
            }
            if (command === 'modifyPassword') {
               this.oldPasswordToCompareModel = true;
            }
        },

        //与原始密码比较
        async passwordToCompare(){
            let res = await oldPasswordToCompare({
                oldPassword: this.form.oldPassword,
                nickName: this.nickname
            });
            if (res.code === 200) {
                console.log(res.data);
                if (res.data === false){
                    this.$message.error('原始密码输入错误~');
                }
                if (res.data === true){
                    this.openModifyPassword();
                }
            }
        },
        //关闭与原始密码比较 Dialog
        closePasswordToCompare(){
            this.oldPasswordToCompareModel = false;
            this.form.oldPassword = '';
        },

        //打开修改密码(原始密码) Dialog
        openModifyPassword(){
            this.oldPasswordToCompareModel = false;
            this.modifyPasswordModel = true;
            this.form.oldPassword = '';
        },

        //修改密码(原始密码)
        async modifyPassword(){
            let res = await modifyPassword({
                newPassword: this.form.newPassword,
                nickName:  this.nickname
            });
            if (res.code === 200) {
                console.log(res);
                if (res.data === 0){
                    this.$message.error('新密码更新错误~');
                }
                if (res.data === 1){
                    this.modifyPasswordModel = false;
                    this.form.newPassword = '';
                    this.form.password = '';
                    this.$message.success({
                        message: '新密码更新成功~',
                        duration: 1000
                    });
                    this.loginOut();
                }
            }
        },

        //关闭修改密码(原始密码) Dialog
        closeModifyPasswordModel(){
            this.modifyPasswordModel = false;
            this.form.newPassword = '';
            this.form.password = '';
        },

        // 退出登录
        loginOut(){
            this.$cookieStore.removeCookie('username');
            this.$cookieStore.removeCookie('nickname');
            this.$cookieStore.removeCookie('role');
            this.$cookieStore.removeCookie('password');
            this.$cookieStore.removeCookie('id');
            this.$router.push('/login');
        },
        // 侧边栏折叠
        collapseChage() {
            this.collapse = !this.collapse;
            bus.$emit('collapse', this.collapse);
        },
        // 全屏事件
        handleFullScreen() {
            let element = document.documentElement;
            if (this.fullscreen) {
                if (document.exitFullscreen) {
                    document.exitFullscreen();
                } else if (document.webkitCancelFullScreen) {
                    document.webkitCancelFullScreen();
                } else if (document.mozCancelFullScreen) {
                    document.mozCancelFullScreen();
                } else if (document.msExitFullscreen) {
                    document.msExitFullscreen();
                }
            } else {
                if (element.requestFullscreen) {
                    element.requestFullscreen();
                } else if (element.webkitRequestFullScreen) {
                    element.webkitRequestFullScreen();
                } else if (element.mozRequestFullScreen) {
                    element.mozRequestFullScreen();
                } else if (element.msRequestFullscreen) {
                    // IE11
                    element.msRequestFullscreen();
                }
            }
            this.fullscreen = !this.fullscreen;
        }
    },
    mounted() {
        if (document.body.clientWidth < 1500) {
            this.collapseChage();
        }
    }
};
</script>
<style scoped>
.header {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    height: 70px;
    font-size: 22px;
    color: #fff;
}
.collapse-btn {
    float: left;
    padding: 0 21px;
    cursor: pointer;
    line-height: 70px;
}
.header .logo {
    float: left;
    width: 250px;
    line-height: 70px;
}
.header-right {
    float: right;
    padding-right: 50px;
}
.header-user-con {
    display: flex;
    height: 70px;
    align-items: center;
}
.btn-fullscreen {
    transform: rotate(45deg);
    margin-right: 5px;
    font-size: 24px;
}
.btn-bell,
.btn-fullscreen {
    position: relative;
    width: 30px;
    height: 30px;
    text-align: center;
    border-radius: 15px;
    cursor: pointer;
}
.btn-bell-badge {
    position: absolute;
    right: 0;
    top: -2px;
    width: 8px;
    height: 8px;
    border-radius: 4px;
    background: #f56c6c;
    color: #fff;
}
.btn-bell .el-icon-bell {
    color: #fff;
}
.user-name {
    margin-left: 10px;
}
.user-avator {
    margin-left: 20px;
}
.user-avator img {
    display: block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
}
.el-dropdown-link {
    color: #fff;
    cursor: pointer;
}
.el-dropdown-menu__item {
    text-align: center;
}
</style>
